32 lines
454 B
Plaintext
32 lines
454 B
Plaintext
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:- object(abstract_class,
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implements(abstract_classp),
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instantiates(class),
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specializes(object)).
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:- info([
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version is 2,
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authors is 'Paulo Moura',
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date is 2000/7/24,
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comment is 'Default metaclass for all abstract classes.']).
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metaclass :-
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self(Self),
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instantiates_class(Class, Self),
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this(This),
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Class::ancestor(This).
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abstract_class :-
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self(Self),
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Self \= abstract_class.
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strict_instance :-
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fail.
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:- end_object.
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